React Native and Bluetooth Low Energy from Udemy

In this course, we will delve into the fascinating world of Bluetooth technology. Specifically, we will focus on a specialized branch known as "Bluetooth Low Energy" (BLE). BLE is widely used for applications that require minimal power consumption, making it ideal for modern, battery-operated devices such as fitness trackers, smartwatches, and various Internet of Things (IoT) applications.

Throughout the course, we will design and develop a simple yet effective product using the ESP32 microcontroller that implements the BLE protocol. The ESP32 is a powerful and versatile microcontroller with integrated Wi-Fi and Bluetooth capabilities, making it a perfect choice for our project. Additionally, we will create an Android application that will communicate seamlessly with our BLE-enabled product, enabling real-time data exchange and control.

This hands-on approach will not only provide a thorough understanding of BLE technology but also equip you with practical skills in both hardware and software development. By the end of the course, you will have gained valuable experience in designing and programming BLE devices, developing mobile applications, and understanding the principles of wireless communication. Whether you are a hobbyist, a student, or a professional looking to expand your skill set, this course will provide you with the knowledge and tools necessary to create innovative and energy-efficient Bluetooth applications.

What's inside

Learning objectives

How bluetooth low energy works
How to create a complete project able to interact with embedded devices by ble

How to create your own products with bluetooth low energy
How debug a bluetooth low energy device

How bluetooth low energy works
How to create a complete project able to interact with embedded devices by ble
How to create your own products with bluetooth low energy
How debug a bluetooth low energy device

Syllabus

03 - What is Bluetooth

04 - Bluetooth Classic vs BLE

05 - Why BLE is a good option to work with embedded devices

Introduction

01 - Welcome

02 – What you will see in this course

Bluetooth

06 - Advertisement

07 - GATT Server

08 - Characteristics in BLE

09 - Handling with BLE Characteristics

10 - Recap

React Native

11 - What is React Native

Android Studio Download Link

https://redirector.gvt1.com/edgedl/android/studio/ide-zips/2023.1.1.28/android-studio-2023.1.1.28-windows.zip

14 - Creating our first app

15 - Understanding a React Native Project structure

16 - Handling with UI

17 - Handling with UI - part 2

18 - Understanding React Hooks (useState and useEffect)

19 - Installing Third Party libraries

20 - How execute app in your Android phone

21 - Introduction to React Native BLE PLX

22 - Recap

ESP32

23 - What is ESP32

24 - ESP32 Boards

25 - ESP32 Hardware Structure

26 - Creating a firmware project using PlatformIO

27 - Using ESP32 BLE

28 - Wokwi a online tool to simulate ESP32 projects

29 - Recap

Final Project

30 - The final project requirements

31 - Mounting the circuit

32 - ESP32 firmware

33 - Testing firmware with nrfConnect app

34 - Creating React Native app logic

35 - Connecting to BLE Device

36 - Styling the application

37 - Final demo

Conclusion

38 - General Recap

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Covers Bluetooth Low Energy, which is widely adopted in modern, battery-operated devices like fitness trackers and IoT applications

Uses the ESP32 microcontroller, which is a popular choice for IoT projects due to its integrated Wi-Fi and Bluetooth capabilities

Involves creating an Android application, providing practical experience in mobile app development and BLE communication

Includes a final project that integrates hardware (ESP32) and software (React Native, Android app) for a hands-on learning experience

Requires downloading Android Studio, which may necessitate a computer with sufficient resources to run the software effectively

Employs React Native BLE PLX, suggesting familiarity with React Native is beneficial for leveraging the library effectively

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in React Native and Bluetooth Low Energy with these activities:

Review Bluetooth Fundamentals

Show steps

Reinforce your understanding of Bluetooth technology to better grasp the nuances of Bluetooth Low Energy.

Browse courses on Bluetooth Low Energy

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Read articles on Bluetooth technology.
Watch introductory videos on Bluetooth concepts.
Review the history and evolution of Bluetooth standards.

Review 'Getting Started with Bluetooth Low Energy'

Show steps

Gain a deeper understanding of BLE principles and protocols before implementing them in React Native and ESP32.

View Getting Started with Bluetooth Low Energy on Amazon

Show steps

Read the book cover to cover.
Take notes on key concepts and definitions.
Attempt the exercises at the end of each chapter.

Practice React Native UI Components

Show steps

Strengthen your React Native skills by practicing with common UI components used in mobile app development.

Show steps

Create a simple app with various UI components.
Experiment with different styling options.
Implement event handling for user interactions.

Four other activities

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Build a Simple BLE Peripheral Simulator

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Develop a simulator to mimic a BLE peripheral device, allowing you to test your React Native app without physical hardware.

Show steps

Choose a BLE simulator library or tool.
Implement basic BLE advertising and GATT services.
Simulate data transmission from the peripheral.
Integrate the simulator with your React Native app.

Follow ESP32 BLE Tutorials

Show steps

Enhance your ESP32 firmware development skills by following online tutorials focused on BLE implementation.

Show steps

Search for ESP32 BLE tutorials on YouTube or online documentation.
Follow the tutorials step-by-step, implementing the code examples.
Modify the code to experiment with different BLE functionalities.

Contribute to a BLE React Native Library

Show steps

Improve your understanding of BLE and React Native by contributing to an open-source library related to BLE functionality.

Show steps

Find an open-source React Native BLE library on GitHub.
Identify a bug or feature request to work on.
Submit a pull request with your changes.

Write a Blog Post on BLE Debugging

Show steps

Solidify your knowledge of BLE debugging techniques by writing a blog post sharing your insights and experiences.

Show steps

Research common BLE debugging challenges.
Document your debugging process and solutions.
Publish your blog post on a platform like Medium or your personal website.

Career center

Learners who complete React Native and Bluetooth Low Energy will develop knowledge and skills that may be useful to these careers:

Embedded Systems Engineer

An Embedded Systems Engineer designs, develops, and tests hardware and software for embedded systems, often involving microcontrollers. This course provides hands-on experience with the ESP32 microcontroller and Bluetooth Low Energy, which are critical components of modern embedded systems. The course helps build a foundation in programming microcontrollers as well as in wireless communication protocols. A crucial learning objective addresses the creation of a project able to interact with embedded devices using BLE. This enables an engineer to create products such as those targeted by the course, which may include fitness trackers, smart watches, and internet of things devices. This course is particularly useful because it offers experience with both the hardware and software aspects of an embedded system; the student will learn how to implement the BLE protocol on the ESP32 microcontroller, and also how to design an Android application that is able to communicate with it. That's a crucial skill for an Embedded Systems Engineer.

See salaries and explore the career path for Embedded Systems Engineer

Mobile Application Developer

A Mobile Application Developer creates applications for mobile devices, and this course is highly relevant for a developer focused on apps that interact with hardware through Bluetooth. The course provides experience with React Native, a popular framework for building cross-platform mobile apps, as well as the development of an Android application. The course teaches the essentials of how to build mobile app UIs, manage state and effect, use third party libraries, and integrate with BLE peripherals using the React Native BLE PLX library. These skills enable a Mobile Application Developer to create applications that are able to communicate with BLE devices, like those often found in health, automation, and smart home technology, among many others. If you want to develop mobile apps that interface with physical devices, this course is directly applicable.

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Internet of Things Engineer

An Internet of Things Engineer designs, develops, and tests systems that connect physical devices to the internet, often using wireless technologies. This course teaches the foundational concepts of Bluetooth Low Energy, a pivotal technology for many IoT solutions. The course guides the learner through the creation of a complete project capable of interacting with embedded devices using BLE, so an Internet of Things Engineer will find this particularly useful. This includes using the ESP32 microcontroller and designing an Android application that communicates with BLE devices, thus teaching practical skills in both hardware and software development. This course is valuable because it emphasizes real-world application by having students create a functional, connected BLE product, thus giving an IoT engineer hands on experience.

See salaries and explore the career path for Internet of Things Engineer

Bluetooth Software Engineer

A Bluetooth Software Engineer specializes in developing software that utilizes Bluetooth technology to perform various tasks. This course offers a comprehensive dive into Bluetooth Low Energy and will be especially helpful since it explains the protocol, data characteristics, and how to debug. A Bluetooth Software Engineer will be able to program devices for BLE communication. This course also covers both the embedded side with the ESP32 microcontroller and the mobile application side using React Native, thus providing skills in all aspects of Bluetooth software development. This course is essential if you are aiming to become a Bluetooth Software Engineer and want to gain a deep hands-on understanding of BLE technology.

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Firmware Engineer

A Firmware Engineer develops the low-level software that controls hardware devices, and this course is directly relevant due to its focus on the ESP32 microcontroller. The course is exceptionally useful because it provides hands-on experience in creating a firmware project using PlatformIO and integrating BLE functionalities. This is important for a Firmware Engineer who wants to understand how hardware devices transfer data wirelessly with BLE. The course also delves into how to write a firmware for an ESP32 board. If you want to work with firmware, and especially with microcontrollers used for BLE, then this course is useful for you.

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Wireless Communication Engineer

A Wireless Communication Engineer works with the technology and systems that enable wireless data transmission. This course can be quite useful for learning wireless data transfer, specifically as it applies to BLE. The course teaches how BLE works, how to create devices that use BLE, and how to debug these devices. The course will give the student the ability to develop a product that takes advantage of the BLE protocol when connecting to devices. This is important for a wireless communication engineer who must know how to create devices that utilize wireless protocols. If you want to work with wireless data transfer, this course will help you understand the fundamentals of BLE, a low-power, short-range protocol.

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Hardware Engineer

A Hardware Engineer designs, develops, and tests physical hardware components and systems. This course may be useful in providing a strong introduction to working with embedded systems and microcontrollers. It offers hands-on experience with the ESP32, allowing a Hardware Engineer to gain an understanding of the hardware side of BLE-enabled devices. The course includes hands-on experience that will help a hardware engineer to better understand how integrated hardware components and peripherals interact with the software that runs on a microcontroller, like the ESP32. If you are a hardware engineer interested in understanding how to work with wireless-enabled microcontrollers, this course may be helpful for you.

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Application Engineer

An Application Engineer focuses on applying technical knowledge to solve specific problems, often by creating applications that interface with hardware. This course provides hands-on experience with both hardware and software development, which is useful for an Application Engineer. In the course, you will create a project that communicates using BLE, which will prepare you for creating solutions that take advantage of the protocol. The course emphasizes the creation of a project that can interact with embedded devices via BLE. This course may be useful for an Application Engineer.

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Robotics Engineer

A Robotics Engineer designs, builds, and programs robots, and this course may be helpful because many modern robots use Bluetooth for communication. The course provides practical skills in programming microcontrollers and using wireless communication and the experience with React Native. A robotics engineer often uses a variety of sensors, which frequently communicate using BLE. If you are a Robotics Engineer and wish to understand how to create a system that can communicate with BLE, this course may be useful to you.

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Software Developer

A Software Developer is a general term for someone who writes code, and this course will be quite helpful for a developer whose projects involve BLE peripherals. The course provides experience with the React Native framework, as well as the development of Android applications. This is a good opportunity for someone who would like to explore the intersection between software development and hardware interaction using a wireless communication protocol. This course can help build a foundation in mobile application development and working with BLE. It may be useful to a Software Developer.

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Data Communication Analyst

A Data Communication Analyst is responsible for designing, implementing, and testing systems that transmit and receive data. This course provides useful knowledge of wireless data transfer protocols, especially as they apply to BLE. This will be useful in understanding the low level details of how data is transferred wirelessly between devices. The course specifically mentions the creation and implementation of BLE protocols. If you wish to understand how data travels on BLE, then this course may be helpful to you as a Data Communication Analyst.

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Technical Project Manager

A Technical Project Manager oversees the planning, execution, and delivery of technical projects. This course may be helpful for an individual who will manage projects involving the development of software or hardware that uses wireless communication. Specifically, the course content is useful for learning the technical details of BLE and how to create products that use it. By understanding the course's details, you can better estimate the scope of projects involving this technology. A project manager who understands the technical details will be much better at creating timelines and assigning tasks on projects incorporating BLE. This course may be useful for you.

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Quality Assurance Engineer

A Quality Assurance Engineer is tasked with testing software and hardware to ensure it meets certain standards of quality. The course can be useful by showing the student the process of creating and testing a complete project involving both hardware and software. Quality assurance for software that communicates via BLE will benefit from an understanding of the communication protocol, and how to test it. If you are interested in quality assurance for projects involve devices using BLE, this course may be helpful.

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Technical Support Specialist

A Technical Support Specialist provides assistance to users of a technology product. By going through the course, a support specialist will be able to see the problems that can occur when setting up a software and hardware project that uses wireless communications. A support specialist can use this knowledge to assist end users. This course may be useful for a technical support specialist.

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IT Support Technician

An IT Support Technician provides technical assistance for computer systems and networks. This course may be helpful to a technician that provides support for BLE devices, especially as IoT devices become more prevalent in the home and office. An IT Support Technician who has experience using wireless communication protocols can be more effective in assisting users with these devices. This course may help you if you are an IT support technician.

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React Native and Bluetooth Low Energy

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